contraction joint是什么意思

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用法例句

Contributing factor of concrete shrinkage crack and its prevention;

混凝土收缩裂缝的成因及预防

The causes and control of shrinkage cracks of concrete;

混凝土及商品混凝土收缩裂缝的成因和防治

Treating and mending of slight shrinkage cracking is not quality accident;

轻微收缩裂缝的处理与修补不是质量事故

Aim at Shrinkage cracking phenomenon that appears during the pouring construction with cantilever method in the droughty northwest, this paper gave the theoretical and empirical analysis, expounded the causation, put forward the efficient way to prevent the appearance of shrinkage cracking.

本文对在西北干旱地区应用悬臂浇筑法施工时产生的收缩裂缝现象进行了现场实测和理论分析,阐述了裂缝产生的原因和条件,提出了防止收缩裂缝的有效措施。

The test result shows that the concrete toughness,anti-deformation and leakage,freezing-thaw resistance and controls the shrinkage cracking in the early period are improved by mixing the improved polyester fiber.

本文通过国家863超高强改性聚酯合成纤维增强混凝土施工性能、抗压强度、抗折强度、抗渗、抗冻融、抗阻裂基本性能与基准混凝土试件性能进行了对比试验研究,试验结果表明,加入超高强改性聚酯纤维能明显改善混凝土的韧性,提高混凝土变形、抗渗、抗冻融性能和抵抗早期收缩裂缝能力,有利于提高混凝土结构的耐久性。

Study on measures for avoiding the contraction cracks of faceslab concrete;

防止面板混凝土收缩裂缝的措施探讨

So,controlling horizontal crack produced is important for improving the quality of asphalt pavement,controlling and research the producing cause of contraction crack in semi-rigid basement has much positive meanings.

半刚性基层产生横向裂缝,对铺筑后的沥青面层是十分不利的,防治基层产生横向收缩裂缝对提高沥青路面品质十分重要,因此,研究分析半刚性基层收缩裂缝的成因机理和防治措施有其积极的意义。

It analyzes the damage characteristics and formation reasons of the contraction crack,structural crack and alkali-aggregate reaction crack,and brings forward corresponding prevention measures,which will increase the beauty effectiveness of buildings and increase the service quality of wall surface.

对外墙砂浆粉刷层的收缩裂缝、结构裂缝、碱—集料反应裂缝的破坏特征及形成原因进行了分析,并提出了相应的防治措施,以增加建筑的美观效果,同时提高了墙面的使用质量。

Construction measures to control shrinkage cracks in cement concrete;

浅谈水泥混凝土收缩裂缝的施工控制措施

The prevention and control of shrinkage cracks in concrete engineering;

混凝土工程收缩裂缝的预防与控制

Mechanism Research on the Formation of Shrinkage Cracks of the Commodity Concrete;

商品混凝土收缩裂缝形成的机理研究

Influence of shrinkage-reducing admixtures on the reduction of plastic shrinkage cracking in concrete

减缩剂对减少混凝土塑性收缩裂缝的影响

Analysis on the cast-in-place floor temperature-shrinkage crack mechanism and anti-crack measures

浅析现浇板温度—收缩裂缝机理及抗裂措施

Formation Mechanism of Early-age Shrinkage Cracking in Commercial Concrete and Crack Control Idea

商品混凝土早期收缩裂缝形成机理与控裂理念

Analysis of cracking in secondary lining of tunnels--Analysis of the cause of expansion cracks and corresponding control measures;

隧道复合式衬砌裂缝分析——收缩裂缝原因分析及相应控制措施

The paper states that the plastic cracks after shaped the pumping concreting divides into plastic settlement crack and plastic shrinkage crack.

本文阐述泵送混凝土浇筑成型后产生的塑性裂缝,分为塑性沉降裂缝和塑性收缩裂缝。

Experimental Investigation and Theoretical Modeling on Early-age Shrinkage Cracking in Concrete;

混凝土结构早期收缩裂缝的试验研究与收缩应力场的理论建模

The Mechanical Analysis and Control on Shrinkage Cracking for Concrete Structure;

混凝土结构收缩裂缝的机理分析与控制

Research on Solution of the Temperature and Shrinkage Crack Control in Overlong Concrete Structure;

超长混凝土结构温度及收缩裂缝控制方法研究

Study on the Temperature Contraction Crack Control in Reinforced Concrete Cast-in-place Floor Slabs;

钢筋混凝土楼板温度收缩裂缝的控制研究

Status Quo and Problems of Concrete Structures Temperature and Shrinkage Cracking Control;

混凝土结构温度及收缩裂缝控制的现状和问题

On measures for controlling temperature shrinkage cracks on concrete poured concrete slab of some project

控制某工程混凝土现浇板温度收缩裂缝的措施

On suggestions for prevention and reduction of temperature shrinkage cracks on super-long concrete

防止和减轻超长混凝土温度收缩裂缝的建议

The Pre-control Measures and Analysis on Shrinkage Cracks in Concrete

混凝土早期收缩裂缝实例分析及预控措施

Analysis on Mechanism of the Temperature-shrinkage Cracks of Cast-in-place Reinforced Concrete Slab and Study on Its Crack Resistance;

钢筋混凝土现浇板温度—收缩裂缝机理分析与抗裂研究

Research on Crack Control for Temperature and Shrinkage of Prestressed Concrete Beam-Slab Structure of Extra-length;

超长预应力混凝土梁板结构温度收缩裂缝控制研究

The Construction Technology of CRFG Office Buildint Raft Board Mass Concrete Temoerature Contraction Crack Control;

中铁一局办公楼筏板大体积混凝土温度收缩裂缝控制施工技术

Study on the Control Measures of Temperature and Shrinkage Cracks for Ceramsite Concrete-block Building;

陶粒混凝土砌块建筑温度收缩裂缝控制措施的研究